Now showing items 1-20 of 23

  • Natural emissions of chlorine-containing gases: Reactive Chlorine Emissions Inventory 

    Khalil, MAK, RM Moore, DB Harper, JM Lobert, et al. 1999. "Natural emissions of chlorine-containing gases: Reactive Chlorine Emissions Inventory." Journal of Geophysical Research-Atmospheres 104(D7): 8333-8346. DOI:10.1029/1998JD100079
    Although there are many chlorine-containing trace gases in the atmosphere, only those with atmospheric lifetimes of 2 years or fewer appear to have significant natural sources. The most abundant of these gases are methyl ...
  • Seasonal and spatial variations in methyl chloride in NW Atlantic waters 

    MacDonald, S., and R. M. Moore. 2007. "Seasonal and spatial variations in methyl chloride in NW Atlantic waters." Journal of Geophysical Research-Oceans 112(C5): 05028-C05028. DOI:10.1029/2006JC003812
    [1] Methyl chloride concentrations were measured in the upper 200 m of the water column of the NW Atlantic during three cruises along the same track in spring, summer and fall of 2003. Distinct seasonality was apparent, ...
  • Dichloromethane in North Atlantic waters 

    Moore, RM. 2004. "Dichloromethane in North Atlantic waters." Journal of Geophysical Research-Oceans 109(C9): 09004-C09004. DOI:10.1029/2004JC002397
    [1] Dichloromethane is an atmospheric trace gas that has a tropospheric lifetime on the order of 5 months and has major anthropogenic sources. Evidence has been presented for an oceanic source. This paper reports measurements ...
  • A relationship between heat transfer to sea ice and temperature-salinity properties of Arctic Ocean waters 

    Moore, R. M., and DWR Wallace. 1988. "A relationship between heat transfer to sea ice and temperature-salinity properties of Arctic Ocean waters." Journal of Geophysical Research.C.Oceans 93(C1): 565-571. DOI:10.1029/JC093iC01p00565
    It is demonstrated that the characteristic temperature-salinity relationship shown by thermocline waters of the Arctic Ocean can be reproduced using a simple model based on transfer of heat directly from these waters to ...
  • A description of water types on the Mackenzie Shelf of the Beaufort Sea during winter 

    Moore, R. M., H. Melling, and K. R. Thompson. 1992. "A description of water types on the Mackenzie Shelf of the Beaufort Sea during winter." Journal of Geophysical Research.C.Oceans 97(C8): 12607-12618. DOI:10.1029/92JC00842
    For a number of years during the 1980s, observations of the physical and chemical properties of seawater in the southeastern Beaufort Sea have been acquired in late winter. The most complete data set, from 1987, has been ...
  • Methyl iodide distribution in the ocean and fluxes to the atmosphere 

    Moore, RM, and W. Groszko. 1999. "Methyl iodide distribution in the ocean and fluxes to the atmosphere." Journal of Geophysical Research-Oceans 104(C5): 11163-11171. DOI:10.1029/1998JC900073
    Methyl iodide concentrations have been measured in air samples, surface, and subsurface waters of the NW Atlantic, NE Atlantic, and Pacific Oceans. They are shown to be substantially oversaturated in all surface waters. ...
  • Geochemical Profiles in the Central Arctic Ocean - their Relation to Freezing and Shallow Circulation 

    MOORE, RM, MG LOWINGS, and FC TAN. 1983. "Geochemical Profiles in the Central Arctic Ocean - their Relation to Freezing and Shallow Circulation." Journal of Geophysical Research-Oceans and Atmospheres 88(NC4): 2667-2674. DOI:10.1029/JC088iC04p02667
    No abstract available.
  • Ocean-atmosphere exchange of methyl bromide: NW Atlantic and Pacific Ocean studies 

    Groszko, W., and RM Moore. 1998. "Ocean-atmosphere exchange of methyl bromide: NW Atlantic and Pacific Ocean studies." Journal of Geophysical Research-Atmospheres 103(D13): 16737-16741. DOI:10.1029/98JD00111
    Measurements of methyl bromide partial pressure and concentration in surface water and air samples in the NW Atlantic Ocean in July 1995 and the Pacific Ocean in October 1995 are presented, Mean atmospheric mixing ratios ...
  • Photochemical Production of Methyl-Iodide in Seawater 

    MOORE, RM, and OC ZAFIRIOU. 1994. "Photochemical Production of Methyl-Iodide in Seawater." Journal of Geophysical Research-Atmospheres 99(D8): 16415-16420. DOI:10.1029/94JD00786
    It is generally accepted that methyl iodide is a major contributor to the flux of iodine from the ocean to the atmosphere, but its sources in the ocean are largely unknown, an exception being production by certain species ...
  • Trichloroethylene and tetrachlorethylene in Atlantic waters 

    Moore, Robert M.. 2001. "Trichloroethylene and tetrachlorethylene in Atlantic waters." Journal of Geophysical Research 106(C11): 27-27,143. DOII: 10.1029/2000JC000374
    No abstract available.
  • Bromoperoxidase and iodoperoxidase enzymes and production of halogenated methanes in marine diatom cultures 

    Moore, RM, M. Webb, R. Tokarczyk, and R. Wever. 1996. "Bromoperoxidase and iodoperoxidase enzymes and production of halogenated methanes in marine diatom cultures." Journal of Geophysical Research-Oceans 101(C9): 20899-20908. DOI:10.1029/96JC01248
    Halogenated methanes produced in the oceans are important as carriers of chlorine, bromine, and iodine into the atmosphere. There they play roles in the regulation of ozone in the stratosphere and perhaps in the Arctic ...
  • A new measurement of CO sub(2) eddy flux in the nearshore atmospheric surface layer 

    Smith, S. D., R. J. Anderson, E. P. Jones, R. L. Desjardins, et al. 1991. "A new measurement of CO sub(2) eddy flux in the nearshore atmospheric surface layer." Journal of Geophysical Research.C.Oceans 96(C5): 8881-8887. DOI: 10.1029/91JC00354
    Fluxes of CO sub(2) in the atmospheric surface layer have been measured at a shoreline site by the eddy correlation method using a new CO sub(2) sensor with greater sensitivity than the ones used in earlier studies. In ...
  • Measurements of methyl chloride in the Northwest Atlantic 

    Tait, V. K., R. M. Moore, and R. Tokarczyk. 1994. "Measurements of methyl chloride in the Northwest Atlantic." Journal of Geophysical Research.C.Oceans 99(C4): 7821-7833. DOI:10.1029/93JC03582
    Methyl chloride was measured directly in seawater using a purge and trap system and gas chromatography with electron capture detection. The results indicate that surface waters of the northwest Atlantic are a source of ...
  • Aerobic hydrogen production and dinitrogen fixation in the marine cyanobacterium Trichodesmium erythraeum IMS101 

    Punshon, Stephen, and Robert M. Moore. 2008. "Aerobic hydrogen production and dinitrogen fixation in the marine cyanobacterium Trichodesmium erythraeum IMS101." Limnology and Oceanography 53(6): 2749-2753. DOI:10.4319/lo.2008.53.6.2749
    Rates of hydrogen production and acetylene reduction were measured in aerobic cultures of the marine cyanobacterium Trichodesmium erythraeum IMS101 grown in a supplemented seawater medium low in combined inorganic nitrogen. ...
  • Production of chlorinated hydrocarbons and methyl iodide by the red microalga Porphyridium purpureum 

    Scarratt, MG, and RM Moore. 1999. "Production of chlorinated hydrocarbons and methyl iodide by the red microalga Porphyridium purpureum." Limnology and Oceanography 44(3): 703-707. DOI:10.4319/lo.1999.44.3.0703
    Two experiments were performed using axenic batch cultures of the red microalga Porphyridium purpureum. The cultures were grown in sealed 5-liter glass vessels under a high-purity artificial atmosphere and analyzed for the ...
  • Dissolved organic phosphorus concentrations in the northeast subarctic Pacific Ocean 

    Ridal, J. J., and R. M. Moore. 1992. "Dissolved organic phosphorus concentrations in the northeast subarctic Pacific Ocean." Limnology and Oceanography 37(5): 1067-1075. DOI:10.4319/lo.1992.37.5.1067
    Shipboard determinations of dissolved organic P (DOP) concentrations were made for NE subarctic Pacific Ocean samples with three different oxidation-hydrolysis methods: UV irradiation, acid persulfate digestion, and a ...
  • An isotopic labeling method for determining production of volatile organohalogens by marine microalgae 

    Murphy, Cormac D., Robert M. Moore, and Robert L. White. 2000. "An isotopic labeling method for determining production of volatile organohalogens by marine microalgae." Limnology and Oceanography 45(8): 1868-1871. DOI:10.4319/lo.2000.45.8.1868
    An isotopic method has been developed to establish the biological production of volatile organohalogens. The marine microalgae Porphyridium purpureum and Dunaliella tertiolecta were grown in seawater medium containing ...
  • Effect of the nonlinearity of the carbonate system on partial pressure of carbon dioxide in the oceans 

    Trela, P., S. Sathyendranath, R. M. Moore, and DE Kelley. 1995. "Effect of the nonlinearity of the carbonate system on partial pressure of carbon dioxide in the oceans." Journal of Geophysical Research.C.Oceans 100(C4): 6829-6844. DOI:10.1029/94JC02573
    Partial pressure of CO sub(2) is a nonlinear function of several seawater properties. Due to the nonlinearity in this relationship, the partial pressure of a uniform ocean would be different from that of a nonuniform ocean ...
  • A seasonal study of methyl bromide concentrations in the North Atlantic (35 degrees-60 degrees N) 

    Tokarczyk, R., and RM Moore. 2006. "A seasonal study of methyl bromide concentrations in the North Atlantic (35 degrees-60 degrees N)." Journal of Geophysical Research-Atmospheres 111(D8): 08304-D08304. DOI:10.1029/2005JD006487
    Methyl bromide concentrations in and over the North Atlantic were examined during spring, summer, and fall 2003. The results demonstrate that seasonality plays a great role in controlling methyl bromide fluxes from and ...
  • Composite global emissions of reactive chlorine from anthropogenic and natural sources: Reactive Chlorine Emissions Inventory 

    Keene, WC, MAK Khalil, DJ Erickson, A. McCulloch, et al. 1999. "Composite global emissions of reactive chlorine from anthropogenic and natural sources: Reactive Chlorine Emissions Inventory." Journal of Geophysical Research-Atmospheres 104(D7): 8429-8440. DOI:10.1029/1998JD100084
    Emission inventories for major reactive tropospheric Cl species (particulate Cl, HCl, ClNO2, CH3Cl, CHCl3, CH3CCl3, C2Cl4, C2HCl3, CH2Cl2 and CHClF2) were integrated across source types (terrestrial biogenic and oceanic ...